DEVEX gas sampling bag, stopcock straight valve, 5L Back Catalog number: DEV31_5L Availability: In the manufacturer's stock Price on request - + Recommended T-6EMP Empty cold trap, TT24-7 Price on request U-T4WMT-2S Water Management, ethane - C20, cold trap Price on request C-TDKIT-02 Essential Automated TD Starter Kit Price on request